$ git clone -n https://src.fedoraproject.org/rpms/fbthrift.git /var/lib/mock/f41-build-855544-167165/root/chroot_tmpdir/scmroot/fbthrift
Cloning into '/var/lib/mock/f41-build-855544-167165/root/chroot_tmpdir/scmroot/fbthrift'...
$ git fetch origin 26c942690aad8a00ecb92990a241bfb4ac6d6615:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fbthrift
 * [new ref]         26c942690aad8a00ecb92990a241bfb4ac6d6615 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 26c9426 Update to version 2024.08.19.00; Fixes: RHBZ#2300389