$ git clone -n https://src.fedoraproject.org/rpms/kaccounts-integration.git /var/lib/mock/f42-build-side-1-3498275-45962/root/chroot_tmpdir/scmroot/kaccounts-integration
Cloning into '/var/lib/mock/f42-build-side-1-3498275-45962/root/chroot_tmpdir/scmroot/kaccounts-integration'...
$ git fetch origin 6a78f68a32ef8c20579ae8716365f39cf4e95e07:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kaccounts-integration
 * [new ref]         6a78f68a32ef8c20579ae8716365f39cf4e95e07 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6a78f68 Rebuild (qt6)