Unable to Duplicate MicroSD for Booting OrangePi Zero3

user@user:\~# lsblk
NAME        MAJ:MIN RM   SIZE RO TYPE MOUNTPOINTS
sda           8:0    0 931.5G  0 disk
└─sda1        8:1    0 931.5G  0 part /mnt/Nextcloud02
sdb           8:16   0 931.5G  0 disk
└─sdb1        8:17   0 931.5G  0 part /mnt/Nextcloud01
mtdblock0    31:0    0    16M  0 disk
mmcblk1     179:0    0 119.1G  0 disk
└─mmcblk1p1 179:1    0 119.1G  0 part /