$ git clone -n https://src.fedoraproject.org/rpms/sevmgr.git /var/lib/mock/f40-build-2260824-54423/root/chroot_tmpdir/scmroot/sevmgr
Cloning into '/var/lib/mock/f40-build-2260824-54423/root/chroot_tmpdir/scmroot/sevmgr'...
$ git fetch origin 271960c1c67f3c41aaa35f1e274b1770d468c1e0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sevmgr
 * [new ref]         271960c1c67f3c41aaa35f1e274b1770d468c1e0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 271960c Rebuilt for Boost 1.83