$ git clone -n https://src.fedoraproject.org/rpms/libgcrypt.git /var/lib/mock/f41-build-826287-154882/root/chroot_tmpdir/scmroot/libgcrypt
Cloning into '/var/lib/mock/f41-build-826287-154882/root/chroot_tmpdir/scmroot/libgcrypt'...
$ git fetch origin 98af486ed06636cfc6609db7766f83ed50267962:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libgcrypt
 * [new ref]         98af486ed06636cfc6609db7766f83ed50267962 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 98af486 1.11.0-3